Home / 10,338.11-14,266.70-5,622.49

Finding the Fourth Proportional to 10,338.11, 14,266.70 and 5,622.49

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Solution

The fourth proportional to 10,338.11, 14,266.70 and 5,622.49 is: 7,759.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.11 : 14,266.70 = 5,622.49 : x
  2. Step 2: Convert to fraction form
    10,338.11/14,266.70 = 5,622.49/x
  3. Step 3: Cross multiply
    10,338.11x = 14,266.70 × 5,622.49
  4. Step 4: Simplify right side
    10,338.11x = 80,214,378.08
  5. Step 5: Solve for x
    x = 80,214,378.08/10,338.11
  6. Step 6: Final answer
    x = 7,759.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.